Cities have been actively participating in Earth Hour City Challenge (EHCC) for three consecutive years. Acknowledging the zeal and vigour of the numerous cities which have been a part of this initiative, the EHCC 2015-16 campaign was launched on 1 July, 2015. WWF has invited over 20 countries this year to demonstrate their climate leadership … Continue reading Will your city be the next Earth Hour Capital – Earth Hour City Challenge 2015-16 is now open!